Email newsletters are making a comeback. They can be a regular digest of news you want to read, an easy way to keep up with blogs you follow, or a source of deals and discounts. But they can also clog up your inbox with spam. Heres how to manage all those newsletters. If you want to deal with cleaning up newsletters, using an app like Unroll.me or Unsubscriber is the easy way to unsubscribe from email newsletters in bulk. But such apps sell the users data to marketers, which perhaps defeats the purpose you wanted them for.